Update the NPM version, add some minor fixes and remove demo

This is part of the effort to create an official TypeScript compiler:
Urigo/angular2-meteor#89
Urigo/angular2-meteor#90
Urigo/angular2-meteor#102

Author: barbatus

demo/.meteor/.finished-upgraders

@@ -7,7 +7,7 @@ Package.describe({
 });
 
 Npm.depends({
-  'meteor-typescript': '0.5.2',
+  'meteor-typescript': '0.5.7',
   'async': '1.4.0'
 });
 

demo/.meteor/.id

@@ -6,15 +6,15 @@ TypeScript = {
   validateOptions(options) {
     if (! options) return;
 
-    meteorTS.convertOptionsOrThrow(options);
+    meteorTS.validateAndConvertOptions(options);
   },
 
   // Extra options are the same compiler options
   // but passed in the compiler constructor.
   validateExtraOptions(options) {
     if (! options) return;
 
-    meteorTS.convertOptionsOrThrow({
+    meteorTS.validateAndConvertOptions({
       compilerOptions: options
     });
   },
@@ -24,15 +24,9 @@ TypeScript = {
   getCompilerOptions(options, extraOptions) {
     let compilerOptions = options ||
       meteorTS.getDefaultOptions().compilerOptions;
-    compilerOptions = _.clone(options);
-
-    if (extraOptions) {
-      for (let option in extraOptions) {
-        if (extraOptions.hasOwnProperty(option)) {
-          compilerOptions[option] = extraOptions[option];
-        }
-      }
-    }
+    compilerOptions = _.clone(compilerOptions);
+
+    _.extend(compilerOptions, extraOptions);
 
     return compilerOptions;
   },